Ventilation grid for power supply housing



The article in which the design is embodied is a ventilation grid to beused as part of a housing or cabinet for a power supply or electricalinstrument or similar device.

FIG. 1 shows the front elevational view of a first embodiment of my newdesign for a ventilation grid for power supply housing.

FIG. 2 shows the front elevational view of a second embodiment of my newdesign for a ventilation grid for power supply housing; and,

FIG. 3 shows the front elevational view of a third embodiment of my newdesign for a ventilation grid for power supply housing.

The ornamental design for a ventilation grid for power supply housing,substantially as shown and described.